Macbeth gets into power by killing King Duncan. There were a few reasons that Macbeth was encouraged to kill the king. Witches told Macbeth that it was fate for him to become the king. Instead of Macbeth letting fate happen, he took matters into his own hands. Of course it did not help that Lady Macbeth encouraged it. When Macbeth told his wife that he was not going to go through with the plan, she calls him a coward. She tries to manipulate him simply due to the fact that she is just as power-hungry as he
